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C$79 Cheap Flights from Kaunas (KUN) to Porto (OPO)

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      Travellers and cabin class, 1 Adult, Economy

      Compare Kaunas to Porto flight deals

      Find the cheapest month or even day of the year to fly to Porto

      Book the best Porto fare with no extra fees

      TrustScore 4.5 out of 5 4.5 out of 5 based on 1,023 reviews Trustpilot

      Flight deals from Kaunas to Porto

      Looking for a cheap last-minute deal or the best return flight from Kaunas Airport to Porto Airport? If you want to travel next month, return fares start from C$190. Find the lowest prices on one-way and return tickets right here.
      Porto.C$79 per passenger.Departing Sat., Sep. 12.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Kaunas on Sat., Sep. 12, arriving in Porto.Price includes taxes and charges.From C$79, select.
      Porto.C$82 per passenger.Departing Tue., Nov. 17.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Kaunas on Tue., Nov. 17, arriving in Porto.Price includes taxes and charges.From C$82, select.
      Porto.C$92 per passenger.Departing Tue., Dec. 1.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Kaunas on Tue., Dec. 1, arriving in Porto.Price includes taxes and charges.From C$92, select.
      Porto.C$92 per passenger.Departing Mon., Oct. 26.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Kaunas on Mon., Oct. 26, arriving in Porto.Price includes taxes and charges.From C$92, select.
      Porto.C$95 per passenger.Departing Thu., Feb. 18.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Kaunas on Thu., Feb. 18, arriving in Porto.Price includes taxes and charges.From C$95, select.
      Porto.C$121 per passenger.Departing Sat., Aug. 29.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Kaunas on Sat., Aug. 29, arriving in Porto.Price includes taxes and charges.From C$121, select.
      Porto.C$151 per passenger.Departing Fri., Mar. 5.One-way flight with Wizz Air UK.Outbound indirect flight with Wizz Air UK, departs from Kaunas on Fri., Mar. 5, arriving in Porto.Price includes taxes and charges.From C$151, select.
      Porto.C$166 per passenger.Departing Sun., Jan. 3.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Kaunas on Sun., Jan. 3, arriving in Porto.Price includes taxes and charges.From C$166, select.
      Porto.C$199 per passenger.Departing Sat., Apr. 10.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Kaunas on Sat., Apr. 10, arriving in Porto.Price includes taxes and charges.From C$199, select.

      Find the cheapest month to fly from Kaunas to Porto

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Kaunas to Porto flights are currently cheapest in September.
      Aug.
      from C$121
      Sep.
      from C$79
      Oct.
      from C$92
      Nov.
      from C$82
      Dec.
      from C$92
      Jan.
      from C$166
      Feb.
      from C$95
      Mar.
      from C$151
      Apr.
      from C$199
      May
      Find prices
      Jun.
      Find prices
      Jul.
      Find prices

      Kaunas to Porto: Alternative routes

      Compare routes from Kaunas to Porto below. You may find an airport to fly into that's cheaper, faster, or easier than Porto.

      Porto

      12km from central Porto
      ClosestCheapest
      from C$79
      Search flights

      Vila Real

      76km from central Porto
      Search flights

      Viseu G. Lobato

      81km from central Porto
      Search flights

      Kaunas to Porto: Flight information

      The things to know before you go.
      Cheapest flight foundC$79
      Cheapest month to flySeptember

      Finding cheap flights from Kaunas to Porto: Frequently asked questions

      The best price we found for a return flight from Kaunas to Porto is C$190. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Kaunas to Porto. But we found flights with one or more stops from C$190.
      As of August 2026, there are no flights flying from Kaunas to Porto.
      The cheapest month to fly from Kaunas to Porto is usually September.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kaunas Airport to Porto Airport on Saturday, September 12, 2026.
      No airlines currently offer direct flights between Kaunas Airport and Porto Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Porto but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Porto is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Ryanair offers the cheapest flight tickets to Porto.

      Traveling from Kaunas Airport (KUN) to Porto Airport (OPO): what you need to know

      • During popular months such as August, you'll want to get to the airport earlier than usual. Plan to arrive two hours before a domestic departure and four hours ahead of international flights when you fly during a peak period in general.

      • We make it easy to get a flight with a stopover. To look at your options for flights from Kaunas Airport to Porto Airport, uncheck 'Direct flights only.' Then, pick a flight offering a stop long enough to tour the city of your choice. Some popular stopovers between KUN and OPO are:

        • Stansted Airport

        • Malaga Airport

        • Adolfo Suarez Madrid-Barajas Airport

      • Before organizing your cheap ticket from KUN to OPO, check whether you need a visa to enter Portugal. Travel document and visa requirements can differ and are updated often. To get the most up-to-date information, get in touch with the nearest consulate or embassy of your destination.

      How to find the cheapest flights from Kaunas Airport (KUN) to Porto Airport (OPO)

      • The best price we've found for a one-way ticket from Kaunas Airport to Porto Airport is C$79. The cheapest price for a return flight is C$190. Bear in mind that fares can change due to availability at the time of booking.

      • It's a good idea to book in advance if you're hoping to get cheap flight tickets from KUN to OPO. That's because airlines change prices based on demand, which tends to increase closer to departure.

      • Finding cheap flight tickets from Kaunas Airport to Porto Airport is more likely if you can be flexible with your dates. Try using the 'Whole month' search function to see the lowest fares across each month and score a great deal.

      • Create a Price Alert for cheap flight tickets from KUN to OPO. You don't need to search every day to find out if airfares have fallen. We'll tell you when there's a change in price.

      • Take advantage of filters to find the right journey for you. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Kaunas Airport to Porto Airport, use the 'Sort by' function. You can also filter results by airline, departure and arrival times, and journey duration.

      Handy information about Kaunas Airport (KUN)

      • Kaunas Airport is about 14 kilometres from central Kaunas. If you're ride-sharing, driving or catching a cab from the center, it'll take 23 minutes or so to get there, depending on the traffic. If you're planning to take public transport, expect the trip time to be around 44 minutes.

      • After an easy start to your trip? Stay near KUN. Whether you're catching an early flight from Kaunas Airport to Porto Airport or just don't want to be rushed, these hotels have you covered:

      Arriving at Porto Airport (OPO)

      • If you're arriving on a late flight from Kaunas Airport to Porto Airport, few things beat the convenience of staying near the terminal. Grab your bags from the carousel and then be showered and snoozing soon after at one of these options near OPO:

      Getting from Porto Airport (OPO) to central Porto

      • Porto Airport to central Porto takes around 21 minutes in a car. It's approximately 16 kilometres away. Find out what options are available, such as cabs, car rentals or ride-sharing.

      • If you're using public transport, expect a journey of about 49 minutes.

      When to fly to Porto Airport (OPO)

      • It's time to choose your travel dates for your flight from Kaunas Airport to Porto Airport. August is the most popular month to visit Porto. If you want a quieter vibe, go in February.

      • The warmest month in Porto is August, with temperatures ranging between 14ºC and 32ºC. Lock in your flights from Kaunas Airport to Porto Airport in this month if this is the type of weather you enjoy.

      • January sees average temperatures of between 3ºC and 14ºC. Search for cheap flight tickets from KUN to OPO sometime around then if you want to travel when it's cooler.

      More about Porto

      Complete your Porto trip with hotels and a car rental

      • You've locked in your cheap ticket to Porto Airport — next on the list is finding somewhere to stay, and maybe even a set of wheels. We've compared prices across hundreds of companies to bring you the top hotels and car rental deals in Porto.

      Plan the rest of your trip from Kaunas to Porto

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.